larsjnielsen.dk DNS records

🖥️ Nameservers2 records 108ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 2074ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.155	3598s	webcluster28.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 102ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	larsjnielsen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::6 2a01:111:f403:ca09::20 2a01:111:f403:ca48::a 52.101.103.143 52.101.68.21 52.101.68.5 52.101.73.8	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am0pr04cu00500.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)1 records 48ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:d9:4b7e:d15c:ad9f	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 132ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 245ms

TXT Record
MS=ms45742373
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (larsjnielsen.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC120ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2026080201
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

108ms

A

2074ms

MX

102ms

AAAA

48ms

TXT

245ms

CAA

89ms

HTTPS

116ms

TLSA

662ms

SOA

0ms

MTA-STS

97ms

DNSSEC

120ms

SRV

132ms

Total

3245ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 13:50:23	3245ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-03 18:49:17	2159ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-22 11:21:16	6061ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-07 01:49:13	10573ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 14:58:11	6460ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 08:19:28	1057ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 05:08:01	958ms	2 NS 1 A 1 MX	🔒 Secure	View